[PATCH] ext3 balloc: reset windowsz when full
ext3_new_blocks should reset the reservation window size to 0 when squeezing the last blocks out of an almost full filesystem, so the retry doesn't skip any groups with less than half that free, reporting ENOSPC too soon. Signed-off-by: Mingming Cao <cmm@us.ibm.com> Signed-off-by: Hugh Dickins <hugh@veritas.com> Cc: <linux-ext4@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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@ -1552,6 +1552,7 @@ retry_alloc:
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*/
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if (my_rsv) {
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my_rsv = NULL;
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windowsz = 0;
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group_no = goal_group;
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goto retry_alloc;
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}
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